Gas turbine cogeneration or combined heat and power is an efficiency in generating electricity while utilizing hot exhaust gases to generate steam in HRSG. The facility has significant risk in operation, need to comprehensively risk analysis and carry out of mitigation. Comprehensive risk analysis of...

Carbon capture and storage (CCS) plays an important role in mitigating carbon dioxide emissions from industrial sources. The main issue in implementing CCS is its economy due to the high investment and operating costs. To overcome the economic issue, the carbon capture and utilization (CCU) provides...

Since its break out in 2019, the Covid - 19 pandemic has affected many aspects of life. The viral disease even endangers human civilization due to the highly virulent and fatality of its effect. The virus has been known to disturb human pulmonary system through cytokine storm occurrence. The pulmonary...

Deodorizer column is one of the most important units of operation in the palm oil refining process. The column itself consists of tray column at bottom half and packed column at top half. To get an optimum composition of the bottom product and FFA recovery, a good controlling system needs to be installed....

Hyaluronic Acid is widely used in proprietary pharmaceutical products such as viscoelastic fluids in ophthalmic surgery, vitreous substitutes, and additional products in Visco for orthopedic disorders: osteoarthritis therapy and sports medicine. To produce HA can be through the growth of microorganisms...

Indonesia’s green petroleum coke production capacity reaches 360,000 tons/year. Green Petroleum Coke (GPC) is the most widely used raw material in the manufacture of anodes for aluminium and steel smelters, but it is does not have good quality for smelting because it contains high ash, volatile matter...

The objective of this work was to determine ternary liquid-liquid equilibrium for eugenol + tert-butanol + water and eugenol + 1-octanol + water systems at 303.15K and atmospheric pressure. The experimental apparatus was 25 mL equilibrium cell equipped jacketed water connected to water bath to maintain...

One of the actors managing national quality infrastructure in Indonesia is accredited calibration laboratory that regulates the strategic role of facilitating trade activities. Metrological traceability of accredited calibration laboratory is an inherent entity, which determines the validity of calibration...

The Indonesian government is confronted with several issues concerning tourist sites, both local and foreign. This study serves as a support facility for the Borobudur Highlands sector of the Nglinggo-Sedayu Gate. A combined technique is used during the research stage to collect primary data, such as...

Indonesia being an island nation, is facing numerous issues with regards to connecting 17,000 odd islands. Due to the lack of connectivity between these islands, the people’s price disparities and economic standards are being affected. It has resulted in the introduction of the Sea toll way program by...

The significant volume discrepancy between planned targets and actual implementation in a mining project creates complex issues related to schedules, equipment and labor mobilization, and operating costs. This difference can be caused by survey methods, mapping methods, excavation volume calculations,...

The increasing carbon footprints are forcing international regulators to reform fossil fuels into alternative fuels. Maritime transportation contributes 2.89% of carbon to the earth. One of the solutions to push this emission (decarbonization) is creating alternative fossil-free energy. The most possible...

The implementation of UAVs in Indonesia on road infrastructure projects still widely used at the planning stage of new road routes and the supervision stage to determine the progress of the work. Meanwhile, at the post-work monitoring stage, the UAV is only used to identify and inventory the pavement...

Hot mix asphalt (HMA) with buton granular asphalt has long been known in Indonesia with maximum use of 15%. With this dose, the use of binder asphalt Pen 60/70 is still needed. Bioasphalt is a fraction of bio-oil derived from biomass resulting from the pyrolysis process whose raw materials are coconut...

Currently, the Government of Indonesia is developing an international standard port in the Patimban area, Subang and it is hoped that this port can reduce export-import density at the Tanjung Priok Port. This final project aims to determine the customer switching behavior in the hinterland area if the...

Indonesia is known as one of the largest coal producing countries in the world, especially on the island of Kalimantan. With coal reserves of ± 16,627 million tons. With such abundant coal reserves, Kalimantan uses rivers as the main means of transportation for coal distribution. However, the distance...

The principle of transportation is to control private vehicles and make public transportation the mainstay of urban travel with public transportation, namely comfortable, affordable fares and a network connecting all parts of the Greater Jakarta city area. With the high mobility of the population in...

The problem with the Bintara Market is that there are many semi-permanent stalls in the parking lot, so that many visitors park their vehicles outside the market. There is a parking lot for motor bikes, usually passengers leave parking spaces owned by residents around the market which are managed privately...

The Palima – Baros road section as a connecting road between Serang City and Pandeglang Regency has a fairly high traffic flow, as can be seen from the density of the road during morning and afternoon rush hours and weekends. Congestion often occurs on roads that have a surface layer in the form of flexible...

Soil has an important role in the construction of buildings and roads. Overall, the pavement must be strong enough to carry the weight of the vehicle on it. The strength of the road pavement depends on the bearing capacity of the subgrade. One of the efforts to increase the bearing capacity of the subgrade...

The present paper deals with the finite element modeling of a simple raft foundation supported by elastic soil in order to define the best parameters to model more complicated foundation systems in the future taking into accord the soil-structure interaction. The finite element parameters are the type...

This study aims to design the storage of personal with a dual security system based on Arduino microcontroller to minimize the occurrence of theft crimes without using violence. This research was conducted using engineering research methods. The results of this study are the first key is opened using...

Carbon monoxide (CO) gas in the cabin of a vehicle affects the health of passengers and can even cause death. This is caused by poor ventilation so that the exhaust that leaks into the car and is slowly inhaled by the person in the car. Carbon monoxide is an odorless, colorless, tasteless and non-irritating...

The purpose of this study is to apply load cell sensors on gallon size detectors for Internet of Things-based refill depots that can fill water into gallons and record the number of gallons that have been filled into the database which then the records can be accessed through the internet in realtime....

Interdigitated metal–semiconductor–metal (MSM) photodetectors based on InAlAs/InGaAs materials have attracted much attention for applications in high-speed optical-fiber communication systems which need efficient light detection in the 1.3-1.55 µm range [1]. The performance of thin-film inverted MSM...

The problem of this research is to generate electrical energy in the power plant which is located far from the load center, so it requires a transmission line in order to be distributed to the public. The purpose of this research is to find out the ratio on the primary (20,000Volt) and secondary (400Volt)...

X-Ray Plane is a tool that works using X-ray radiation for fluoroscopy and radiographic purposes. This beam is emitted from the tube directed at the body part and will be captured by the film, so that an image of the illuminated part of the body will be formed. X-rays are produced in a vacuum glass tube...

The growth of communication users, especially data packets, is increasing while telecommunication network facilities is not yet maximized to accommodate more and more users, especially suburban and rural areas whose population spread is uneven. So that there is a solution with the implementation of LTE900...

Indonesia is located in an equatorial region with an abundance of solar energy, with an average solar radiation intensity of 4.8 kWh/m2 per day. It can be used to build solar power plants. This research aims to estimate and plan the efficiency of a solar farm so that the power produced in the faculty...

Case-based reasoning is a new approach that can be used to diagnose disease in addition to using expert systems or other approaches, which are part of artificial intelligence. Case-based reasoning can diagnose diseases based on visible or perceived clinical symptoms. This study tries to build case-based...

The use of electricity has become a major need for all people. The amount of electrical energy consumption by each consumer is measured using an electrical device, namely a kWh meter. Manually recording the meter by PLN officers to the customer’s house is certainly not efficient because it requires more...

The increase in air pollution in Indonesia is a serious problem. Health problems due to air pollution can cause damage to the lungs or cause eye irritation. One of the harmful gases contained in exhaust emissions is carbon monoxide (CO). This study aims to design a system capable of detecting and monitoring...

The experimental electronically controlled plasma power system is presented, with an estimated heat output ranging from 8 to 50 kW, and an electrical output ranging from 5 to 35 kW. The installation is based on the physical principles of ion and plasma fluxes compaction with discrete changes in the control...

Management of the amount of water in daily life is very necessary in human life. As the amount water used is increased will impact the bill of payment. This research focus on how to manage the water flow by a series of instalation relate to Internet of thing (IoT). The objective is to control the valve...

The online learning process or e-learning requires students to be able to use various Online Video Conference (OVC) applications such as Zoom, Google Hangout Meet and Microsoft Teams. As with other products, OVC user satisfaction must be the main concern of product development companies so that the product...

The erratic demand for bottled drinking water (BDW) products caused the sales target not to be achieved for several periods. One of the efforts that can be made by the management so that the amount of production is correct is by forecasting demand. This study aims to determine the best forecasting model...

The development of a new technology shifts conventional shopping behaviours from offline shopping to online shopping. The rise of e-commerce market and effect of the COVID-19 pandemic accelerate an expansion of e-commerce integration, this condition provided customers with access to variety of product...

The fishery sector has become one the most influential aspect in the development of the economic sector in Aceh. However, the complexity and rapidly changing requirements and regulations on agri-food products pose risks in its business processes. Consequently, it is increasingly mandatory for business...

The finance industry, especially banking, is an industry that is often used by the public to make transactions. Banking is one of several business lines in the financial industry. Many industries in Indonesia are under pressure because of the Covid-19 pandemic, many cases have been confirmed by new policies...

Every service company or manufacture definitely has and will not separate from supply chain management. Like in health supply chain management, for example one of them is blood supply chain. Before pandemic Covid-19, UDD Indonesian Red Cross (PMI) can do all the tasks that has been planned. But unfortunately,...

The food and agro supply chain that occurs during the pandemic is the amount of supply available but is constrained by distribution due to a shortage of fleets and resource resources. Perishable agricultural products are wasted, or prices go down due to reduced quality. In this study, the smart contract...

The purpose of this research is to discuss the readiness level of Sarawak Disaster Management Agencies (SDMAs) during Fourth Industrial Revolution (IR4.0) and to examine the challenges of the IR4.0 transition for the state of Sarawak in managing the disaster. IR4.0 readiness in disaster management is...

The World Health Organization (WHO) characterized COVID-19 as a pandemic, pointing to over 3 million cases and 207,973 deaths in 213 countries and territories on 11th March 2020. The COVID-19 pandemic is a catastrophic occurrence that has not been seen since the Spanish Flu. The infection has not only...

Tofu has characteristic that is easily damaged so it needs proper handling from raw materials to shipping, otherwise, the tofu will have low quality and easy to break so that the shelf life becomes shorter. Besides that, in terms of quantity, the lower production upstream will reduce the availability...

The inadequacy of an appropriate location and quantity of Temporary Disposal Facility or TPS in Subulussalam city has caused the municipal waste to be disposed in an arbitrary disposal site that mostly lacks the appropriate norm. In response to the necessity to improve waste management issues in the...

A literature review is one way to gain academic insight based on previous research literature. The academic insight that can be obtained is the newness or originality of the research. The paper-based on the literature also presents the process based on the framework followed. Various fields of research...

The University Course Timetabling Problem (UCTP) is rated as the main enemy by the University. UCTP aims to allocate academic courses to lecturers, the division of time, and classrooms that must carry out regularly. So that learning activities run well and smoothly until achieving an increase in the...

Krakatau Argo Logistics Inc. (KAL Inc.) is a company that works in the field of multimodal transportation business services. Currently, the selection of KAL Inc. trailer vendors is only based on the availability and intuition of decision-makers. Therefore, it is necessary to do research this trailer...

The coal mining industry is currently facing challenges in terms of the establishment of export restrictions and the drop in coal prices. In order to compete, companies are required to increase their productivity and efficiency. Optimizing heavy equipment productivity is an essential factor in improving...

This research was conducted at a company engaged in the Iot Aquaculture sector with a product in the form of a shrimp smart feeder which was distributed to almost all islands in Indonesia. Based on an assessment made by the company in the product distribution aspect on the island of Sumatra, especially...

Currently the interest in imported goods is very high. Where imported goods have relatively affordable prices with quality in accordance with consumer needs. Therefore, the role of loading and unloading companies in handling imported goods has an important role because they are guided to have reliability...

A product is considered as halal not only reviewed from the production process but also its logistics perspective. Logistics bridges the gap between the production point and the customer’s purchase point, hence this halal product’s logistics is highly important to ensure the halal product’s integrity...

As one of the countries with the most populous Moslem in the world, it is undoubtedly that the halal aspect has become a vital concept in the everyday life of Indonesian people. In its effort to meet customers’ necessities, one of the factors that could help the company in achieving its purpose is the...

The world was shocked by the outbreak of the Covid-19 Virus, with the spread of almost all countries in the world starting in early 2020, followed by the announcement of the status of a Global Pandemic by the World Health Organization (WHO). The role of nutritional knowledge possessed further contributes...

Vendor selection has an important influence in the supply chain. Therefore, choosing the wrong vendor has a bad impact on the company’s activities. The absence of a vendor selection system makes it difficult for decision makers to choose the right vendor. This study solves the problem of vendor selection...

Studies on the physical and mechanical properties of antimicrobial film from lemongrass oil incorporated with chitosan/ascorbic acid have been done to obtain an alternative biodegradable antimicrobial packaging. The objective of this research is to investigate changes in physical and mechanical properties...

In recent year, cement board including calcium silicate cement board has attracted significant attention from researchers and industries as a building component for more affordable housing. In general, the raw materials for calcium silicate cement board consist of silica sand, cement, pulp (cellulose),...

This study aims to increase the economic value of silica sand originating from mud volcano of the Lapindo well burst which until now is known as a natural disaster and caused a lot of material loss by the people of Porong Sidoarjo. In addition, the replacement of the percentage of cement composition...

One of the oxygen generators is a Pressure Swing Adsorption (PSA) machine which is intended as a central oxygen-producing source on a smaller scale by a concentrator machine. Oxygen from the PSA device will be flowed to the patient through the terminal on the patient’s bed or flowed to an oxygen cylinder...

Incinerator produces power and heat from waste, reduces waste disposal, and reduces air pollution. The objective of the research of incinerator and ESP is to minimize air pollution in campus. UNTIRTA as a university having vision as a Smart and Green Campus, develops a municipal incinerator type fluidized...

The Fluidized Bed Spray Dryer is a spray drying machine that works by treating the milk solution particles as a fluid, which flows in a 2-phase stream at different temperatures. The purpose of this research are to see the vortex phenomenon that formed and the effect in heat transfer process, later compared...

COVID-19 is an outbreak of Coronavirus in 2019 (coronavirus disease 2019) around the world. This disease is caused by a new type of Coronavirus that is named SARS-CoV-2. The World Health Organization (WHO) more than 1,500,000 cases of COVID-19 have been reported in Indonesia. The SARS-CoV-2 virus can...

Immunization is an effort to actively generate/increase a person’s immunity to a disease, so that if one day they are exposed to the disease, they will not get sick or only experience mild illness. This is done by administering a vaccine into a person’s body. Vaccines used to form antibodies have some...

This study aims to compare the tensile strength characteristics of pure HDPE materials with recycled HDPE by performing tensile tests on test specimens. The stages in this research were carried out by printing pure HDPE specimens and recycled HDPE with mesh sizes of 4 mm, 8 mm, and 12 mm for the test...

This paper presented the stress analysis of road bike frame to investigate the strength and safety factor of road bike frame. Bicycle manufacturers must ensure the performance and comfort of the product to comply with applicable standards. Various factors should be considered to obtain a proper design...

The use of digital fabrication for the field of food processing has been widely used both for process efficiency, improving food quality, product innovation, and special needs. The use of 3D printers to print food is a challenge for the food industry in the future, one of which is the chocolate industry....

The wind tunnel is a piece of tube-structured test equipment that is forced to go fast, which is used to study the effects of aerodynamic flow on an object [1], as well as aerodynamics has a significant role in the design of a body, fins, turbines and other objects that rub directly against each other,...

The wind is a natural resource that will always exist and will not run out. To convert wind into electrical energy that is useful for humans, it takes a Wind Turbine machine. Renewable Energy Design laboratory Untirta has a wind turbine called the Sultan Wind Turbine. This turbine requires a guiding...

A wind tunnel is a tool used in aerodynamic research to study the effects of air moving past solid objects. A wind tunnel consists of a closed tubular section with the object under test mounted in the middle. This study conducted a test to verify the distributed airflow in the Test Section Wind Tunnel....

Traditional technology is used at the craftsman level, using very simple equipment. The use of simple tools affects the production capacity and quality which is relatively low. From previous research that has been carried out through an internal grant, the vacuum Evaporator process provides a processing...

The need for the development of the guide fin design that will be used in vertical double shaft wind turbines, the development of the directional tail fins are used to increase the efficiency of the wind turbine. By using a ratio of 1.4 and the area being scaled to 0.042 m2. The purpose of this research...

This research is to design and product design in making a touchless automatic door opener. The background of this research is to open the automatic door without touch by adding a tool or component. The purpose of this research is to open the door without a touch without changing from the door that has...

This paper reviews the influence of alkali treatment to adhesion energy and roughness change of natural fiber in correlation to interfacial interaction between fiber and matrix. The reviews of alkali treatment effect to natural fiber were focused on surface roughness, adhesion properties and interfacial...